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MSP-21 Smart Valve Positioner controls the valve opening degree in response to an Input signal of 4~20mA from controller or control system. Built-in microprocessor can control the valve opening degree accurately and realizes the functions of auto set, PID control, HART communication, etc.
◇Fail Freeze & Safe function;
◇Near-zero air consumption at standby;
◇LCD Display enables users to monitor the positioner status;
◇PTM module and HART module is available;
◇Various options for flow output setting: Linear, Quick Open, Equal
Percentage and Users Set(16 point);
◇Easy for calibration and parameter setting.
